<?php
	include "../functions.php";
	# \d \D
	# \w (a-z A-Z _)  \W
	#\s
	#
	# [a-z]
	// $url1 = "http://www.126.com";
	// $url2 = "http://www.sina.com.cn";
	// // var_dump(preg_match("/[@23@!@]/i","@"))
	// $preg = "/http:\/\/www\.[a-z0-9]\w+\.(com\.cn|com)/i";
	// preg_match($preg,$url2,$arr);
	// p($arr);
?>